19667916

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{18839}}^1$

素因数の和:18878

約数の個数: 36

約数和(自身を含む): 51433200

約数和(自身を除く): 31765284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 18839, 37678, 56517, 75356, 113034, 169551, 226068, 339102, 546331, 678204, 1092662, 1638993, 2185324, 3277986, 4916979, 6555972, 9833958, 19667916]

約数ペア:

[(1, 19667916), (2, 9833958), (3, 6555972), (4, 4916979), (6, 3277986), (9, 2185324), (12, 1638993), (18, 1092662), (29, 678204), (36, 546331), (58, 339102), (87, 226068), (116, 169551), (174, 113034), (261, 75356), (348, 56517), (522, 37678), (1044, 18839)]